CL for perf tryjob on win

Source/core/css/CSSBorderImage.cpp

 /*
  * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/css/CSSBorderImage.h"
 
 namespace blink {
 
-PassRefPtrWillBeRawPtr<CSSValueList> createBorderImageValue(PassRefPtrWillBeRawPtr<CSSValue> image, PassRefPtrWillBeRawPtr<CSSValue> imageSlice,
-    PassRefPtrWillBeRawPtr<CSSValue> borderSlice, PassRefPtrWillBeRawPtr<CSSValue> outset, PassRefPtrWillBeRawPtr<CSSValue> repeat)
+PassRefPtrWillBeRawPtr<CSSValueList> createBorderImageValue(NullableCSSValue image, NullableCSSValue imageSlice,
+    NullableCSSValue borderSlice, NullableCSSValue outset, NullableCSSValue repeat)
 {
     RefPtrWillBeRawPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
     if (image)
-        list->append(image);
+        list->append(*image);
 
     if (borderSlice || outset) {
         RefPtrWillBeRawPtr<CSSValueList> listSlash = CSSValueList::createSlashSeparated();
         if (imageSlice)
-            listSlash->append(imageSlice);
+            listSlash->append(*imageSlice);
 
         if (borderSlice)
-            listSlash->append(borderSlice);
+            listSlash->append(*borderSlice);
 
         if (outset)
-            listSlash->append(outset);
+            listSlash->append(*outset);
 
         list->append(listSlash);
-    } else if (imageSlice)
-        list->append(imageSlice);
+    } else if (imageSlice) {
+        list->append(*imageSlice);
+    }
     if (repeat)
-        list->append(repeat);
+        list->append(*repeat);
     return list.release();
 }
 
 } // namespace blink